Nyocha njirimara arụmọrụ nke ngwa ihe eji egbutu ngwa ngwa ise

Ngwa ngwa ngwa ngwa na-ezo aka na ihe siri ike nke nwere ike iji dị ka ngwá ọrụ ịkpụ. Ugbu a, enwere ike kewaa ya ụzọ abụọ: ihe eji egbutu diamond na ihe eji egbutu boron nitride cubic. Enwere isi ihe ise dị iche iche nke etinyere ma ọ bụ na-anwale

(1) eke na artificial sịntetik nnukwu otu diamond kristal

(2) Poly diamond (PCD) na poly diamond composite agụba (PDC)

(3) CVD diamond

(4) Polycrystal cubic boron amonia; (PCBN)

(5) CVD cubic boron amonia mkpuchi

1, eke na sịntetik nnukwu otu diamond kristal

Eke diamond bụ a edo kristal Ọdịdị na-enweghị esịtidem ọka ókè, nke mere na ngwá ọrụ ọnụ nwere ike theoretically iru atọm ire ụtọ na sharpness, na ike ọnwụ ike, elu nkenke na obere ịcha ike. The ike, eyi iguzogide na corrosion eguzogide na chemical kwụsie ike nke eke diamond hụ na ogologo ndụ nke ngwá ọrụ, nwere ike hụ na ogologo nkịtị ọnwụ, na ibelata mmetụta nke ngwá ọrụ eyi na izi ezi nke esichara akụkụ, ya elu thermal conductivity nwere ike ibelata ọnwụ okpomọkụ na thermal deformation nke akụkụ. Àgwà ọma dị n'okike nke nnukwu otu diamond kristal nwere ike izute ọtụtụ ihe achọrọ maka nkenke na nkenke nkenke maka ngwa ngwa. Ọ bụ ezie na ọnụahịa ya dị oke ọnụ, a ka ghọtara dị ka ihe kachasị mma na ngwa ngwa ngwa ngwa ngwa ngwa, enwere ike iji ya mee ihe na nhazi nuklia reactors na teknụzụ ndị ọzọ dị elu n'ọhịa nke enyo, ngwa agha na rọketi, mkpụrụ diski diski kọmputa, ngwa ngwa eletrọn egbe super nkenke machining, na akụkụ elekere ọdịnala, ọla, pensụl, ngwugwu metal ịchọ mma nhazi, ịwa ahụ nwere ike iji ya rụọ ọrụ nkenke, nhazi ụbụrụ, wdg. agụba dị ndụ dị nro na ngwa ahụike ndị ọzọ. Mmepe dị ugbu a nke okpomọkụ dị elu na nkà na ụzụ nrụgide dị elu na-eme ka o kwe omume ịkwadebe otu nnukwu diamond kristal nwere otu nha. Uru nke ihe eji eme diamond a bụ ezigbo nha ya, ọdịdị ya na arụmọrụ ya, nke a na-enwetaghị na ngwaahịa diamond eke. N'ihi ụkọ nke nnukwu size eke diamond ọkọnọ, oké ọnụ price, sịntetik nnukwu urughuru otu crystal diamond ngwá ọrụ ihe na ultra-nkenke ịkpụ nhazi dị ka eke nnukwu otu crystal diamond dochie, ya ngwa ga-ngwa ngwa mepụtara.

2, polycrystal diamond (PCD) na polycrystal diamond composite agụba (PDC) tụnyere nnukwu otu crystal diamond dị ka ngwá ọrụ ihe onwunwe nke polycrystal diamond (PCD) na polycrystal diamond mejupụtara agụba (PDC) nwere ndị a uru: (1) ọka disordered ndokwa, isotropic, ọ dịghị cleavage elu. Ya mere, ọ dịghị ka nnukwu otu kristal diamond na dị iche iche kristal ike elu, ike

Na iyi na-eguzogide dị nnọọ iche, na n'ihi ịdị adị nke cleavage elu na kenkuwa.

(2) nwere ike dị elu, karịsịa PDC ngwá ọrụ ihe n'ihi nkwado nke carbide matrix na nwere mmetụta dị elu na-eguzogide, mmetụta ga-na-emepụta obere ọka gbajiri, ọ bụghị dị ka otu crystal diamond nnukwu ida, si otú na PCD ma ọ bụ PDC ngwá ọrụ bụghị nanị ike ga-eji maka nkenke ịkpụ na nkịtị ọkara nkenke machining. Mana enwere ike iji ya dị ka nnukwu igwe na-arụ ọrụ siri ike na nhazi oge (dị ka igwe igwe, wdg), nke na-agbasawanye ojiji nke akụrụngwa diamond.

(3) Enwere ike ịkwado nnukwu oghere PDC iji gboo mkpa nke nnukwu ngwa ọrụ dị ka onye na-egwe ọka.

(4) Enwere ike ịme ụdị dị iche iche iji gboo mkpa nhazi dị iche iche. N'ihi nkwalite nke PDC ngwá ọrụ billet na nhazi teknụzụ dị ka ọkụ eletrik, laser ọnwụ technology, triangle, herringbone, gables na ndị ọzọ pụrụ iche agụba billet nwere ike hazie na guzobe. Iji gboo mkpa nke ngwá ọrụ ịkpụ pụrụ iche, a pụkwara ime ya dị ka ọbọp, Sanwichi na mpịakọta PDC ngwá ọrụ billet.

(5) Enwere ike ịmepụta ma ọ bụ buru amụma arụmọrụ nke ngwaahịa ahụ, na-enye ngwaahịa ahụ àgwà ndị dị mkpa iji mee mgbanwe maka iji ya eme ihe. Dịka ọmụmaatụ, ịhọrọ ngwá ọrụ PDC dị mma nke ọma nwere ike imeziwanye àgwà njedebe nke ngwá ọrụ ahụ; Ngwa ngwa PDC na-enweghị isi nwere ike imeziwanye ịdịte aka nke ngwaọrụ ahụ.

Na mmechi, na mmepe nke PCD na PDC ngwá ọrụ, ngwa nke PCD na PDC ngwa ngwa gbasaa ngwa ngwa na ọtụtụ mmepụta.

Industry na-ọtụtụ-eji na-abụghị ferrous ọla (aluminom, aluminum alloy, ọla kọpa, ọla kọpa alloy, magnesium alloy, zinc alloy, wdg), carbide, seramiiki, na-abụghị dara ihe (plastic, siri ike roba, carbon mkpara, osisi, ciment ngwaahịa, wdg), mejupụtara ihe (dị ka eriri mesikwuru plastic CFRP, metal matrix mejupụtara, osisi na-eme ihe ọzọ na-arụ ọrụ dị elu na-eme ka osisi rụọ ọrụ dị elu nke ụlọ ọrụ mmepụta ihe, MMC na-arụ ọrụ dị elu nke na-arụ ọrụ dị elu na ụlọ ọrụ mmepụta ihe, MMC na-arụ ọrụ dị elu nke na-eme ka ụlọ ọrụ mmepụta ihe dị elu na-arụ ọrụ nke ọma. carbide.